docs: def delete(gandi, webacc, vhost, backend, port):
      """ Delete a webaccelerator, a vhost or a backend """
      result = []
      if webacc:
          result = gandi.webacc.delete(webacc)
  
      if backend:
          backends = backend
          for backend in backends:
              if 'port' not in backend:
                  if not port:
                      backend['port'] = click.prompt('Please set a port for '
                                                     'backends. If you want to '
                                                     ' different port for '
                                                     'each backend, use `-b '
                                                     'ip:port`', type=int)
                  else:
                      backend['port'] = port
              result = gandi.webacc.backend_remove(backend)
  
      if vhost:
          vhosts = vhost
          for vhost in vhosts:
              result = gandi.webacc.vhost_remove(vhost)
  
      return result